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Finding the Fourth Proportional to 29,296.35, 40,429.03 and 16,199.47

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Solution

The fourth proportional to 29,296.35, 40,429.03 and 16,199.47 is: 22,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.35 : 40,429.03 = 16,199.47 : x
  2. Step 2: Convert to fraction form
    29,296.35/40,429.03 = 16,199.47/x
  3. Step 3: Cross multiply
    29,296.35x = 40,429.03 × 16,199.47
  4. Step 4: Simplify right side
    29,296.35x = 654,928,858.61
  5. Step 5: Solve for x
    x = 654,928,858.61/29,296.35
  6. Step 6: Final answer
    x = 22,355.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.